Some people microchip their pets to ensure they're easily found when lost, but now a city in Japan wants to apply a similar approach to their elderly -- and they're turning to QR code stickers instead of microchips.

The results of recent trials that tested much-anticipated Alzheimer's disease drugs dashed the hopes of patients with the debilitating condition. The most recent disappointment came from the large trial for solanezumab, by Eli Lilly, announced last month.

As the prospect began to sink in of losing access to free contraceptives if the health law is repealed or replaced, women have reportedly been racing to get IUDs or stockpile birth control pills before President Barack Obama leaves office.

The stories capture our attention and break our hearts every time. The most recent case: An 18-year-old girl in Texas who took her own life in front of her family after she was repeatedly bullied about her weight.

The oldest known sample of the smallpox-causing variola virus has been found within the DNA of a 17th century child mummy. The mummy was found in a crypt beneath a Lithuanian church, according to a new study in the journal Current Biology. The finding shortens the timeline for how long smallpox may have afflicted humans.

Ashley Rivas was 26 when she noticed she was getting tired earlier than usual on her runs. Over the next few years, the X-ray technician from Albuquerque, New Mexico, developed a persistent cough and wheezing, which her doctors attributed to exercise-induced asthma. She had other symptoms, too: weight loss, fever, and several bouts of pneumonia.